函数substr(“DATASTRUCTURE”,5,9)的返回值为( ) A: “DATA” B: “ASTRUCTUR” C: “STRUCTURE” D: “DATASTRUCTURE”
函数substr(“DATASTRUCTURE”,5,9)的返回值为( ) A: “DATA” B: “ASTRUCTUR” C: “STRUCTURE” D: “DATASTRUCTURE”
java程序中,"DATASTRUCTURE".substring(4,9)的返回值为( )。 A: "STRUCTURE" B: "DATA" C: "ASTRUCTUR" D: "DATASTRUCTURE"
java程序中,"DATASTRUCTURE".substring(4,9)的返回值为( )。 A: "STRUCTURE" B: "DATA" C: "ASTRUCTUR" D: "DATASTRUCTURE"
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